<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form action="http://localhost:8080/05_Servlet/parameter" method="post">
        用户名:<input type="text" name="username">
        <br>
        密码:<input type="password" name="password">
        <br>
        兴趣爱好:<input type="checkbox" name="hobby" value="java">java
        <input type="checkbox" name="hobby" value="python">Python
        <input type="checkbox" name="hobby" value="javaScript">js
        <input type="checkbox" name="hobby" value="c++">C++
        <br>
        <input type="submit">
    </form>
</body>
</html>